cxLvii. uramine-t:. IM.") 



Glumes 4; invol.-gliimes usually divaricate in flower, empty; lower 

 invol. -glume coriaceous, linear, with complicate sides, dorsally rounded ; 

 upper invol.-glunie as long as or longer than the lower one, chartaceous, 

 oblong, with hyaline margins and complicate sides, dorsally keeled, the 

 keel sometimes winged; lower floral glume shorter than the upper 

 invol.-glume, linear or ublanceolate, empty, epaleate ; upper floral glume 

 hyaline, complicate, oblong, 2-fld, awned in the sinus, the awn capillary 

 with a short column ; palea minute or 0. Lodicules or very minute. 

 Stamens 2 ; anthers long or short. Styles short ; stigmas short, 

 laterally exserted. Grain linear, compressed. — Disteijj. Tropical Asia 

 and Australia ; species 18.' 



Racemes 2-3-nate ; annuals. 



Rhachis nearly straight ; awn long 1. D.ornithofocia, 



Rhachis ciroinately carved ; awu short 2. D. Woodrowii. 



Racemes raany-nate ; a perennial grass 3. D. gracilis. 



1. Dimeria ornithopoda, Trin. Fund. Ar/rost. (1820) p. 167, t. 14. 

 A slender annual tufted leafy grass 6-20 in. high. Leaves 1-3 by j^- 

 g in., erect, linear, finely acuminate ; sheaths usually glabrous. Eacemes 

 2 (rarely 3), very slender, 1-2 in. long; rhachis flexuous, stout, angular. 

 Spikelets about j^-j in. long, sessile or subsessile, linear, acuminate ; 

 callus villous with short white hairs. Glumes 4 ; lower invol.-glume 

 slender, linear, acute, -^-^ in. long, slightly pubescent or nearly glabrous; 

 upper invol.-glume shghtly longer than the lower one, linear, acu- 

 minate, with hyaline margins, pubescent on the back ; lower floral 

 glume -J.j in. long, linear, acute; up])er floral glume J^ in. long, hyaline; 

 awn nearly ^ in. long, the column g in. long, brown, the upper part 

 white, capillary. Fl. B. .1. v. 7, p. 104; "Woodr. in Journ. Bomb, 

 Kat. V. 13 (1901) p. 436; Prain, Beng. PL p. 1187. FsilostacJu/.s- 

 filifonms, Dalz. in Dalz. & Gibs. Bo. Fl. (1861) p. 305.— Flowers : Oct. 

 Vekn'. Khdp-lcurdi. 



Konkan: Mahableshwar, Balzell cf- Gihson, Lishoa; Panchgani, Woodroin \ 

 Khnndala, IVoodrnw; hnnoli, Lishoa. Kanaka: Jagalbet (N. Kanara), 7'«/io/, 15()5 ! 

 — DisTiiiB. Throtighout India; Malay Islands, Japan, Tropical Australia. 



2. Dimeria Woodrowii, Stapf, in Hooh. Icon. PI. v. 24 (1895) 

 t. 2312. Annual, 3-B m. high ; stem slender, leafy, more or less 

 branched ; nodes pubescent ; upper internode (or peduncle) with its 

 leaf abruptly deflexed after flowering. Leaves ] g-3 by xV^tV ^^-i 

 linear, finely acuminate, 3-nerved, with a strong midnerve, glabrous or 

 nearly so ; sheaths glabrous ; ligule very short, hyaline. Racemes |-1 in. 

 long, geminate, at first erect, then circinately incurved, glabrous ; 

 rhachis trigonous, subundulate ; internodes shorter than the spikelets ; 

 pedicels distinct, about J^ in. long. Spikelets \ in. long, sublinear, 

 few, rather distant, suberect, diverging as the rhachis incurves ; callus 

 bearded. Glumes 4 ; lower invol.-glume rather more than \ in. long, 

 linear, acute, folded, 1-nerved, glabrous or sparsely hairy ; upper 

 invol.-glume slightly longer than the lower one, broader, acute, nar- 

 rowly keeled and thickened at the back, the margins hyaline ; lower 

 floral glume narrowly linear, hyaline, sometimes mucronulate ; upper 

 floral glume rather more than j\j in. long, 2-fid, awned at the sinus, 

 liyaline, the awn about | in. long. Grain linear-lanceolate, compressed. 



TOL. II. 3 Q 



